libvirt CVE-2013-4311 Local Security Bypass Vulnerability

Bugtraq ID:	62508
Class:	Race Condition Error
CVE:	CVE-2013-4311
Remote:	No
Local:	Yes
Published:	Sep 18 2013 12:00AM
Updated:	Apr 13 2015 09:23PM
Credit:	Ubuntu
Vulnerable:	Ubuntu Ubuntu Linux 13.04 Ubuntu Ubuntu Linux 12.10 i386 Ubuntu Ubuntu Linux 12.10 amd64 Ubuntu Ubuntu Linux 12.04 LTS i386 Ubuntu Ubuntu Linux 12.04 LTS amd64 Ubuntu Ubuntu Linux 10.04 sparc Ubuntu Ubuntu Linux 10.04 powerpc Ubuntu Ubuntu Linux 10.04 i386 Ubuntu Ubuntu Linux 10.04 ARM Ubuntu Ubuntu Linux 10.04 amd64 S.u.S.E. openSUSE 12.3 S.u.S.E. openSUSE 12.2 Redhat Enterprise Linux Workstation Optional 6 Redhat Enterprise Linux Workstation 6 Redhat Enterprise Linux Server Optional 6 Redhat Enterprise Linux Server 6 Redhat Enterprise Linux HPC Node Optional 6 Redhat Enterprise Linux HPC Node 6 Redhat Enterprise Linux Desktop Optional 6 Redhat Enterprise Linux Desktop 6 Oracle Enterprise Linux 6.2 Oracle Enterprise Linux 6 libvirt libvirt 0 KDE KAuth 0 Gentoo Linux CentOS CentOS 6
Not Vulnerable:

libvirt CVE-2013-4311 Local Security Bypass Vulnerability

libvirt is prone to a local security-bypass vulnerability.

Local attackers can exploit this issue to bypass certain security restrictions and gain elevated privileges.

libvirt CVE-2013-4311 Local Security Bypass Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

libvirt CVE-2013-4311 Local Security Bypass Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

libvirt CVE-2013-4311 Local Security Bypass Vulnerability

References:

• Bug 864716 - AUDIT-0: libKF5Auth4.x86_64: W: suse-dbus-unauthorized-service /etc (Novell)
  
• polkit races (OpenWall)
  
• Ubuntu Homepage (Ubuntu)
  
• Bug 1005332 - (CVE-2013-4311) CVE-2013-4311 libvirt: insecure calling of polkit (Red Hat)
  
• USN-1954-1: libvirt vulnerabilities (Ubuntu)